diff --git a/src/hasp/hasp.cpp b/src/hasp/hasp.cpp
index da9009eb..63beb2e3 100644
--- a/src/hasp/hasp.cpp
+++ b/src/hasp/hasp.cpp
@@ -211,7 +211,11 @@ void hasp_antiburn_cb(lv_task_t* task)
 
         for(lv_coord_t y = 0; y < disp_drv->ver_res; y++) {
             for(lv_coord_t x = 0; x < disp_drv->hor_res; x++) {
+#ifdef ARDUINO
                 color[x].full = random(UINT16_MAX);
+#else
+                color[x].full = random() * UINT16_MAX;
+#endif
             }
             area.y1 = y;
             area.y2 = y;